Oral device



FIG. 1 is a front perspective view of an oral device;

FIG. 2 is a side elevational view thereof, all sides being a mirrorimage;

FIG. 3 is a top plan view thereof, the bottom plan view being a mirrorimage; and,

FIG. 4 is a cross-sectional view thereof, taken along line 4-4 of FIG.3.

CLAIM The ornamental design for an oral device, as shown and described.